The leaf of Pinus is

1. Needle shaped 

2. Compound leaf

3. Having veinlets

4. Non-cutinised

In the following diagram A, B, C and D
represent

1. A - Seta, B - Leaves, C- Rhizoids, D - Capsule
2. A - Leaf, B - Rhizoids, C- Scales, D - Root hair
3. A - Capsule, B - Seta, C- Leaves, D - Rhizoids
4. A - Capsule, B - Foot, C- Leaves, D - Rhizoids

In Pteridophytes reduction division occurs
during
1. spore formation
2. gamete formation
3. sporophyte formation
4. gametophyte germination

Which of the following statement is incorrect regarding bryophytes?

1. They are dependent on water for sexual reproduction.

2. The main plat body is diploid

3. They usually occur in damp, humid and shaded localities.

4. They play an important role in plant succession on bare rocks.

In gymnosperms, the ovule is naked because

1. Ovary wall is absent

2. Integuments are absent

3. Perianth is absent

4. Nucellus is absent

Select incorrect option with respect to given diagram

Gametophyte of Bryophyte is

1. Green and vascular.
2. Independent, multicellular.
3. Dependent on sporophyte.
4. Foliose in nature.

Out of these 10 organisms, how many belong to the classes Chlorophyceae, Phaeophyceae and Rhodophyceae, respectively?

1. 4, 3, 3 

2. 4, 4, 2

3. 5, 3, 2 

4. 6, 2, 2

Gemmae are the specialized structures produced in liverworts. These are

Which one is correct about heterosporous pteridophytes?
1. Microspore and megaspores develop into the male and the female gametophytes respectively.
2. The female gametophyte are retained on the parent sporophyte for a variable period.
3. The development of the zygote into the embryo takes place within the female gametophyte.
4. All